Java Developer

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Role: Java Backend Developer with AWS

Key Responsibilities

● Design & Development: Build robust, scalable, and maintainable backend services using Java 17+ and the Spring Boot ecosystem.

● API Design: Develop and document RESTful for consumption by web and mobile frontends.

● Database Management: Optimize complex queries and design schemas for relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, DynamoDB) databases.

● Microservices Architecture: Contribute to the migration or maintenance of microservices, ensuring high availability and low latency.

● Code Quality: Perform thorough code reviews and write comprehensive unit, integration, and functional tests (JUnit, Mockito).

● Cloud & DevOps: Deploy and manage applications in AWS using Docker and Kubernetes.

● Collaboration: Work closely with Frontend Developers, Product Managers to translate business requirements into technical specifications.

Required Technical Skills

● Java Mastery: Deep understanding of Core Java, Multithreading, and Stream API.

● Frameworks: Extensive experience with Spring Boot, Spring Security, and Spring Data JPA/Hibernate.

● Cloud Experience: Proficiency with cloud-native services (e.g., AWS Lambda, S3, RDS, or SQS).

● Messaging: Experience with message brokers like Apache Kafka for asynchronous processing.

● CI/CD: Hands-on experience with Jenkins, GitLab CI, or GitHub Actions.

● Version Control: Expert-level knowledge of Git and branching strategies.

Qualifications & Soft Skills

● Experience: 5+ years of professional experience in backend development.

● Problem Solving: Ability to debug complex production issues and performance bottlenecks.

● Communication: Excellent verbal and written communication skills—vital for a remote/hybrid contractor setup.

● Adaptability: Proven ability to quickly learn new codebases and business domains.

 Profile: Senior Java Developer

🔷 Experience: 5+ Years

🔷 Location: Remote

🔷 Shift: Day Shift

(Only immediate joiners & candidates who have completed notice period)

✨ What we want:

✅ AWS cloud services (MANDATORY)

✅ Docker containerization (MANDATORY)

✅ Spring/Spring Boot framework

✅ RESTful API development

✅ Microservices architecture

✅ Database experience (SQL/NoSQL)

✅ Git version control & CI/CD

✅ Kubernetes orchestration

About us:

TAPPP(https://tappp.com/) is building the next-generation digital platform by leveraging cell-based architecture to integrate technologies like Artificial Intelligence, Rules, Workflows, Microservices, FaaS (Function as a Service), Micro-frontends, and Micro apps to create a highly extensible and cutting-edge technology platform that brings together sports fans with broadcasters, sports teams, and sportsbooks to create a marketplace for all aspects of sports and we are available across platforms via the Web, Mobile, Roku, and Tablets.

Building out this brand presents significant product and engineering challenges. At the center of solving those challenges is the TAPPP Product Engineering team which is responsible for the TAPPP product end to end.

TAPPP is led by a very able leadership team drawn from Industry leaders from companies like ESPN, Amazon, Blackhawk, Kargocard, Visa, and

many others.

The organization is flat, processes are minimal, individual responsibility is big, and there is an emphasis on keeping non-productive influences out of the everyday technical decision-making process. Upholding these philosophies will be imperative as we execute our aggressive plan of global expansion over the next 2 years.

Who are we looking for:

A coding enthusiast who loves writing elegant code and developing software systems.

As a senior java developer, you will be a part of the core product development team that is responsible for building high-performant components of the TAPPP platform.

Your responsibility:

• You will be responsible for designing, coding, reviewing, testing, and bug-fixing different modules of the software product that needs to work seamlessly across different environments.
• Write production-quality code in Java, J2EE, and Spring
• You will work in an agile team, working on the TAPPP revolutionary platform. You‘ll be using cutting-edge solutions (Spring Boot, Docker, Kafka, Redis, Continuous Delivery) for creating and maintaining high-load distributed services that are part of our messaging platform.

Mandatory technical skills:

• Hands-on experience with
• Java 1.7+
• RDBMS (MySQL/PostgreSQL)
• JPA (Hibernate or any other ORM framework)
• Spring Boot, Spring MVC, Spring Security
• Hands-on experience in writing extensible RESTful APIs
• Hands-on in Java development (all facets of development) with a sound understanding of OOAD.
• Should have excellent debugging, code review, and design review skills
• Should have a sound understanding of a Microservice based architecture

Good to have technical skills:

Kafka

GraphQL

Redis

AWS (ECS, Cloudwatch)

Other

• Strong independent contributor
• Comfortable working in a start-up environment

The position is based in Pune, India.

Summary

Miko is an advanced consumer robotics innovation lab focused with the mission of Bringing Robotics and AI to every consumer home. Founded by young and dynamic entrepreneurs from IIT Bombay, Miko is a global deep tech company with offices in US, UK and India, and customer base across 140+ countries. Focused on taking Robotics and AI to every consumer home, Miko is the first of its kind "content on subscription" hardware platform for kids powered by patented technology. 

Our flagship products, Miko 3 and Miko Mini (www.miko.ai), are playful companion robots that engage, educate and entertain kids. Their unique approach is to focus on child learning and development through self-initiated contextual topics that encourage conversational learning. It hosts a powerful marketplace for third party content partners to plug their content and connect with Miko users on subscription. 

Miko is powered by a proprietary emotional intelligence and adaptive personality engine, complex conversational and multilingual AI framework, edge and hybrid speech & vision recognition along with an active learning and behavioral analysis engine. All of this is built over an autonomous navigation system, which enables Miko to offer a range of benefits for the user. 

The team at Miko team is an interdisciplinary team consisting of team members from electronics, embedded system, mechanical, industrial, robotics and AI engineering domains, Human Robot Interface designers, UI/UX designers, mobile and cloud software engineers, content creators, artists, mathematicians, neuropsychologists, marketing and sales mavericks, Customer support professionals and knowledge partners. 

The Role

We are looking for a middleware software engineer to join the team. In this role you will be working on designing, developing and optimizing the middleware stack for current as well as new companion robot products.

Work Experience & Qualifications

2 years or higher industry experience in the Software domain. No restrictions on degree/qualifications; only skills matter. (* for Junior role)

Responsibilities

• Designing and developing software on the product to enhance current functionality and add new features. Lead the technical delivery of assigned tasks/projects.
• Consistent coordination and collaboration with the Backend, AI, Product and QA team for efficient development cycles and testing for new features and improvements.
• Operating in an Agile/Scrum environment to deliver high quality software against aggressive schedules
• Ability to diagnose, troubleshoot and perform root cause analysis of critical business and production issues
• Strong technical leadership with experience building software engineering teams. Demonstrate strong ambiguity resolution skills to be able to break down ambiguous problems into simpler milestones and delegate to junior engineers

Requirements & Skills

• 2+ years of experience as a Software Engineer
• Expertise in C/C++ and Java
• Strong understanding of environment management, release management, code versioning best practices, and deployment methodologies.
• Experience with implementing various communication protocols like I2C, SPI, UART
• Experience working on Embedded Linux OS and Android
• Demonstrated experience in developing multi-threaded applications
• Experience with IPC including socket programming
• Should have hands on experience and thorough knowledge in STL, BOOST understanding of data structures and algorithms
• Experience with using Git as a version control system
• Excellent coding and debugging skills
• Ability to work in a fast paced environment
• Excellent verbal and written communication skills

We are looking for a Software Development Engineer (Java Backend) to join our team! As a key member of our engineering team, you will be responsible for the end-to-end development and delivery of our products.

Diverse Hiring: SDE 3 (Java Backend) | 5-8 Y | Bangalore WFO | Females Only |

Prefer qualified candidates from Premium Institutes - NIT / IIT / IIIT / REC / BITS / REC with relevant working from Products / Unicorns alike Flipkart, Amazon, CRED, Swiggy, Zomato, Jupiter, Blinkit, OYO, Ola, Uber, Pine Labs, PayTM,

Scope Of Work:

Design, develop, deliver & maintain highly-scalable, cloud-native products, working with product and design teams.

Ability to ship to production in small testable pieces of code, in quick iterations

A good grasp of scalable software development, with a DevOps mindset

Providing people and technical leadership to your engineering teams

Support in developing and managing companies IT infrastructure

Participate in the hiring of world-class engineers and grow the engineering team

Required Skills & Qualifications:

Must have a deep understanding of both development and operations processes, as well as a strong technical background.

5+ years of experience developing software products - Java.

Demonstrable experience in leading software teams by example.

Java Developer Responsibilities:

• Designing and implementing Java-based applications.
• Analyzing user requirements to inform application design.
• Defining application objectives and functionality.
• Aligning application design with business goals.
• Developing and testing software.
• Debugging and resolving technical problems that arise.
• Producing detailed design documentation.
• Recommending changes to existing Java infrastructure.
• Developing multimedia applications.
• Developing documentation to assist users.
• Ensuring continuous professional self-development.

Java Developer Requirements:

• Degree in Computer Science or related field.
• Experience with user interface design, database structures, and statistical analyses.
• Analytical mindset and good problem-solving skills.
• Excellent written and verbal communication.
• Good organizational skills.
• Ability to work as part of a team.
• Attention to detail.